Dr Casiano is an internationally recognized expert in the field of rhinology and endoscopic skull base surgery. His area of expertise is in the area of advanced rhinologic endoscopic surgical techniques and the management of complex sinonasal neoplasms. After completing his Bachelor of Arts degree at Wabash College (Crawfordsville, Indiana) in 1978, Dr Casiano received his medical degree from the Indiana University School of Medicine (Indianapolis, Indiana) in 1982. In 1988 he completed his otolaryngology residency at the University of Miami Miller School Of Medicine, after which he joined the faculty at the University of Miami Department of Otolaryngology. He currently holds the rank of tenured Professor and Vice Chairman of Clinical Affairs, and directs the department’s Advanced Rhinology and Endoscopic Skull Base Fellowship Program.  To date, he has mentored over 120 otolaryngology residents and 36 rhinology and endoscopic skull base fellows, many of which are currently serving in some capacity as a rhinologist and/or faculty member at various academic medical centers throughout the world.  His clinical and research interests have resulted in over 200 peer reviewed research publications, book chapters, or textbooks in the area of rhinology and endoscopic skull base surgery.  He is a frequently invited guest speaker to numerous national and international meetings.  Dr Casiano is an active member of the American Rhinological Society, American Academy of Otolaryngology H&N Surgery, North American Skull Base Society, American College of Surgeons, and Panamerican Association of Otolaryngology H&N Surgery. He has served as Past President of the American Rhinologic Society, as well as Secretary General, Treasurer, and Past President of the Panamerican Association of Otolaryngology H&N Surgery.